Carrion-i-Silvestre, Josep Lluís; Kim, Dukpa; Perron, … - Department of Economics, Boston University - 2007
Perron (1989) introduced unit root tests valid when a break at a known date in the trend function of a time series is present, which are invariant to the magnitude of the shift in level and/or slope and to allow them under both the null and alternative hypotheses. The subsequent literature...